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arm64: dts: renesas: ulcb: Add PMIC DDR Backup Power config

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On the R-Car Starter Kit Premier/Pro, all of the DDR0, DDR1, DDR0C, and
DDR1C power rails need to be kept powered when backup mode is enabled.
Reflect this in the "rohm,ddr-backup-power" property for the BD9571MWV
PMIC node.

The accessory power switch (SW8) is a momentary switch, hense specify
"rohm,rstbmode-pulse".

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Geert Uytterhoeven 2018-05-03 14:30:51 +02:00 committed by Simon Horman
parent d666493fd6
commit 1c81a633de
1 changed files with 2 additions and 0 deletions
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2
arch/arm64/boot/dts/renesas/ulcb.dtsi
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@ -256,6 +256,8 @@ pmic: pmic@30 {
#interrupt-cells = <2>;
gpio-controller;
#gpio-cells = <2>;
rohm,ddr-backup-power = <0xf>;
rohm,rstbmode-pulse;
regulators {
dvfs: dvfs {